Racing Electronics SC180 - Manual (Page 9)

Controls and Indicators
Top View
Antenna
Connector Connect the rubber antenna to the BNC
connector and turn clockwise until it locks.
Earphone
Jack Plug the supplied earphone into this jack
for private listening. When the earphone is
connected, the internal speaker is
disconnected.
Note the warning on the Inside Front Cover
and on page 11.
SQUELCH
Control Adjust this control to set the scan threshold
and to eliminate the background rushing
noise heard in the absence of an incoming
signal. See the Operation Overview
Section for adjustment procedures.
ON-OFF/
VOLUME
Control Use this control to turn the scanner on or
off, and to adjust the volume.
VFO Control Use this control to select channels in
Manual mode, select the band for Band
Search, and select frequencies in
Band/Limit Search mode. You can also
use this to program Alpha Name
characters.
Front View
(Refer to the illustration on page iii)
1. LCD DISPLAY — The liquid crystal display (LCD)
shows the current channel and frequency. It also
displays the mode, status, and bank indicators.
A. Priority Channel Indicator — P appears when
the scanner stops on a Priority Channel.
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